KR970000850A - Headlight brightness circuit - Google Patents

Headlight brightness circuit Download PDF

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Publication number
KR970000850A
KR970000850A KR1019950016714A KR19950016714A KR970000850A KR 970000850 A KR970000850 A KR 970000850A KR 1019950016714 A KR1019950016714 A KR 1019950016714A KR 19950016714 A KR19950016714 A KR 19950016714A KR 970000850 A KR970000850 A KR 970000850A
Authority
KR
South Korea
Prior art keywords
driving
driving means
resistor
low beam
transistor
Prior art date
Application number
KR1019950016714A
Other languages
Korean (ko)
Inventor
이웅기
Original Assignee
한승준
기아자동차 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한승준, 기아자동차 주식회사 filed Critical 한승준
Priority to KR1019950016714A priority Critical patent/KR970000850A/en
Publication of KR970000850A publication Critical patent/KR970000850A/en

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Abstract

본 발명은 자동차의 전조등에 관한 것으로서, 특히 운전자의 특별한 조작없이 전조등을 자동으로 로우 빔(low beam)과 하이 빔(high beam)으로 자동 절환하도록하는 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the headlights of automobiles, and in particular, to automatically switch the headlights to low and high beams without any special manipulation of the driver.

이와 같은 본 발명은 운전 환경에 따른 주위의 밝기를 감지하는 광 감지수단과, 상기 광 감지수단의 감지 결과에 따라 로우 빔을 구동하는 로우 빔 구동수단과, 상기 광 감지수단의 감지 결과에 따라 하이 빔을 구동하는 하이 빔 구동수단과, 상기 로우 빔 구동수단의 구동제어신호에 따라 전압이 낮은 제1밧데리를 램프에 인가하여 로우 빔을 출력시키는 제1릴레이와, 상기 하이 빔 구동수단의 구동 제어신호에 따라 전압이 높은 제2밧데리를 램프에 인가하여 하이 빔을 출력시키는 제2릴레이로 구성된다.As described above, the present invention provides a light sensing means for sensing the brightness of the surroundings according to the driving environment, a low beam driving means for driving a low beam according to the sensing result of the light sensing means, and a high according to the sensing result of the light sensing means. A high beam driving means for driving the beam, a first relay for outputting a low beam by applying a first battery having a low voltage to the lamp according to a driving control signal of the low beam driving means, and driving control of the high beam driving means The second relay outputs a high beam by applying a second battery having a high voltage to the lamp according to the signal.

Description

자동차의 전조등 밝기조절회로Headlight brightness circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 의한 자동차의 전조등 밝기조절회로의 구성도이다.1 is a configuration diagram of a headlight brightness control circuit of a vehicle according to the present invention.

Claims (4)

운전 환경에 따른 주위의 밝기를 감지하는 광 감지수단과, 상기 광 감지수단의 감지 결과에 따라 로우 빔을 구동하는 로우 빔 구동수단과, 상기 광 감지수단의 감지 결과에 따라 하이 빔을 구동하는 하이 빔 구동수단과, 상기 로우 빔 구동수단의 구동 제어신호에 따라 전압이 낮은 제1밧데리를 램프에 인가하여 로우 빔을 출력시키는 제1릴레이와, 상기 하이 빔 구동수단의 구동 제어신호에 따라 전압이 높은 제2밧데리를 램프에 인가하여 하이 빔을 출력시키는 제2릴레이를 포함하여 구성된 것을 특징으로 한 자동차 전조등 밝기조절회로.Light sensing means for sensing the ambient brightness according to the driving environment, low beam driving means for driving the low beam in accordance with the detection result of the light sensing means, high high driving the high beam in accordance with the detection result of the light sensing means A first relay for outputting a low beam by applying a beam driving means, a first battery having a low voltage to the lamp according to the driving control signal of the low beam driving means, and a voltage according to the driving control signal of the high beam driving means And a second relay configured to apply a high second battery to the lamp to output a high beam. 제1항에 있어서, 상기 광 감지수단은 운전시 주변환경의 밝기에 따라 저항값을 변화시키는 광도전 저항(cds)과, 상기 광도전 저항(cds)에 흐르는 입력전압(Vcc)을 조절하는 가변저항(VR)과, 상기 가변저항(VR)과 상기 광도전 저항(cds)의 저항값에 따라 입력되는 공급전압(Vcc)에 의해 스위칭하여 로우 빔 구동수단 또는 하이 빔 구동수단을 제어하는 제1트랜지스터(Q1)로 구성하여 된것을 특징으로 한 자동차 전조등 밝기조절회로.The optical sensing device of claim 1, wherein the light sensing unit adjusts a photoconductive resistor cds for changing a resistance value according to the brightness of an ambient environment during operation, and a variable for adjusting an input voltage Vcc flowing through the photoconductive resistor cds. A first switch controlling the low beam driving means or the high beam driving means by switching by the resistor VR and the supply voltage Vcc input according to the resistance values of the variable resistor VR and the photoconductive resistor cds. An automobile headlight brightness control circuit comprising a transistor (Q1). 제1항 또는 제2항에 있어서, 상기 로우 빔 구동수단은 상기 제1트랜지스터(Q1)의 스위칭에 따라 공급전원(Vcc)을 공급받아 스위칭하여 제1릴레이(RY1)를 구동시키는 제3저항 및 제2트랜지스터(Q2)로 구성하여 된것을 특징으로 한 자동차 전조등 밝기조절회로.3. The third resistor of claim 1, wherein the low beam driving means is configured to drive a first relay RY1 by switching from receiving a supply power supply Vcc according to the switching of the first transistor Q1. A brightness control circuit for automobile headlights comprising a second transistor (Q2). 제1항 또는 제2항에 있어서, 상기 하이 빔 구동수단은 상기 제1트랜지스터(Q1)로 부터 출력된 신호를 반전시키는 인버터(INV)와, 상기 인버터(INV)의 출력신호에 따라 스위칭하여 제2릴레이(RY2)의 구동을 제어하는 제4저항 및 제3트랜지스터(Q3)로 구성하여 된 것을 특징으로 한 자동차 전조등 밝기조절회로.The inverter of claim 1 or 2, wherein the high beam driving means is configured to switch according to an inverter INV for inverting a signal output from the first transistor Q1 and an output signal of the inverter INV. A brightness control circuit for automobile headlights comprising a fourth resistor and a third transistor (Q3) for controlling the driving of the two relays (RY2). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950016714A 1995-06-21 1995-06-21 Headlight brightness circuit KR970000850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950016714A KR970000850A (en) 1995-06-21 1995-06-21 Headlight brightness circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950016714A KR970000850A (en) 1995-06-21 1995-06-21 Headlight brightness circuit

Publications (1)

Publication Number Publication Date
KR970000850A true KR970000850A (en) 1997-01-21

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ID=66524478

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950016714A KR970000850A (en) 1995-06-21 1995-06-21 Headlight brightness circuit

Country Status (1)

Country Link
KR (1) KR970000850A (en)

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